diff options
Diffstat (limited to 'Modules/CMakeParseImplicitLinkInfo.cmake')
| -rw-r--r-- | Modules/CMakeParseImplicitLinkInfo.cmake | 49 |
1 files changed, 42 insertions, 7 deletions
diff --git a/Modules/CMakeParseImplicitLinkInfo.cmake b/Modules/CMakeParseImplicitLinkInfo.cmake index 04655156e..e848b5554 100644 --- a/Modules/CMakeParseImplicitLinkInfo.cmake +++ b/Modules/CMakeParseImplicitLinkInfo.cmake @@ -5,16 +5,27 @@ cmake_policy(PUSH) cmake_policy(SET CMP0053 NEW) cmake_policy(SET CMP0054 NEW) -# Function parse implicit linker options. +# Function to parse implicit linker options. +# # This is used internally by CMake and should not be included by user # code. - +# +# Note: this function is leaked/exposed by FindOpenMP and therefore needs +# to have a stable API so projects that copied `FindOpenMP` for backwards +# compatibility don't break. +# function(CMAKE_PARSE_IMPLICIT_LINK_INFO text lib_var dir_var fwk_var log_var obj_regex) set(implicit_libs_tmp "") + set(implicit_objs_tmp "") set(implicit_dirs_tmp) set(implicit_fwks_tmp) set(log "") + set(keywordArgs) + set(oneValueArgs COMPUTE_IMPLICIT_OBJECTS) + set(multiValueArgs ) + cmake_parse_arguments(EXTRA_PARSE "${keywordArgs}" "${oneValueArgs}" "${multiValueArgs}" ${ARGN}) + # Parse implicit linker arguments. set(linker "CMAKE_LINKER-NOTFOUND") if(CMAKE_LINKER) @@ -103,11 +114,15 @@ function(CMAKE_PARSE_IMPLICIT_LINK_INFO text lib_var dir_var fwk_var log_var obj set(lib "${CMAKE_MATCH_2}") list(APPEND implicit_libs_tmp ${lib}) string(APPEND log " arg [${arg}] ==> lib [${lib}]\n") - elseif("${arg}" MATCHES "^(.:)?[/\\].*\\.o$" - AND obj_regex AND "${arg}" MATCHES "${obj_regex}") - # Object file full path. - list(APPEND implicit_libs_tmp ${arg}) - string(APPEND log " arg [${arg}] ==> obj [${arg}]\n") + elseif("${arg}" MATCHES "^(.:)?[/\\].*\\.o$") + if(EXTRA_PARSE_COMPUTE_IMPLICIT_OBJECTS) + list(APPEND implicit_objs_tmp ${arg}) + string(APPEND log " arg [${arg}] ==> obj [${arg}]\n") + endif() + if(obj_regex AND "${arg}" MATCHES "${obj_regex}") + # Object file full path. + list(APPEND implicit_libs_tmp ${arg}) + endif() elseif("${arg}" MATCHES "^-Y(P,)?[^0-9]") # Sun search path ([^0-9] avoids conflict with Mac -Y<num>). string(REGEX REPLACE "^-Y(P,)?" "" dirs "${arg}") @@ -170,6 +185,21 @@ function(CMAKE_PARSE_IMPLICIT_LINK_INFO text lib_var dir_var fwk_var log_var obj endif() endforeach() + if(EXTRA_PARSE_COMPUTE_IMPLICIT_OBJECTS) + set(implicit_objs "") + foreach(obj IN LISTS implicit_objs_tmp) + if(IS_ABSOLUTE "${obj}") + get_filename_component(abs "${obj}" ABSOLUTE) + if(NOT "x${obj}" STREQUAL "x${abs}") + string(APPEND log " collapse obj [${obj}] ==> [${abs}]\n") + endif() + list(APPEND implicit_objs "${abs}") + else() + list(APPEND implicit_objs "${obj}") + endif() + endforeach() + endif() + # Cleanup list of library and framework directories. set(desc_dirs "library") set(desc_fwks "framework") @@ -191,6 +221,7 @@ function(CMAKE_PARSE_IMPLICIT_LINK_INFO text lib_var dir_var fwk_var log_var obj # Log results. string(APPEND log " implicit libs: [${implicit_libs}]\n") + string(APPEND log " implicit objs: [${implicit_objs}]\n") string(APPEND log " implicit dirs: [${implicit_dirs}]\n") string(APPEND log " implicit fwks: [${implicit_fwks}]\n") @@ -199,6 +230,10 @@ function(CMAKE_PARSE_IMPLICIT_LINK_INFO text lib_var dir_var fwk_var log_var obj set(${dir_var} "${implicit_dirs}" PARENT_SCOPE) set(${fwk_var} "${implicit_fwks}" PARENT_SCOPE) set(${log_var} "${log}" PARENT_SCOPE) + + if(EXTRA_PARSE_COMPUTE_IMPLICIT_OBJECTS) + set(${EXTRA_PARSE_COMPUTE_IMPLICIT_OBJECTS} "${implicit_objs}" PARENT_SCOPE) + endif() endfunction() cmake_policy(POP) |